X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Temperature 293.0
Details 1.8 M tri-ammonium citrate pH 7.0, 4% (v/v) 1,3 butanediol, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 135.03 α = 90
b = 228.71 β = 90
c = 229.31 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 93
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MAR CCD 165 mm -- 2008-02-16
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 31-ID 0.97929 APS 31-ID

Data Collection

Overall
Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
3 49.36 92.3 0.094 -- -- 5.9 -- n/a -- -- --

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MOLECULAR REPLACEMENT 3.0 49.36 -- -- -- 66102 3515 97.87 -- 0.23325 0.23046 0.28702 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 3.0 3.079 -- 262 4811 0.308 0.386 -- 96.81
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 66.768
Anisotropic B[1][1] 6.91
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.48
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.43
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.445
r_scbond_it 0.871
r_mcangle_it 1.086
r_mcbond_it 0.577
r_nbd_refined 0.211
r_gen_planes_refined 0.004
r_chiral_restr 0.08
r_dihedral_angle_4_deg 15.884
r_dihedral_angle_3_deg 17.111
r_dihedral_angle_2_deg 38.568
r_dihedral_angle_1_deg 5.662
r_angle_refined_deg 1.147
r_bond_refined_d 0.008
r_nbtor_refined 0.308
r_xyhbond_nbd_refined 0.153
r_symmetry_vdw_refined 0.178
r_symmetry_hbond_refined 0.126
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 15986
Nucleic Acid Atoms 0
Heterogen Atoms 64
Solvent Atoms 0

Software

Computing
Computing Package Purpose
REFMAC 5.5.0109 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.2.0005 refinement